:root { --notch: 14px; }

body {
  background:
    radial-gradient(900px 500px at 12% -8%, color-mix(in srgb, var(--accent) 12%, transparent), transparent 60%),
    radial-gradient(700px 480px at 92% 0%, color-mix(in srgb, var(--accent-2) 12%, transparent), transparent 60%),
    linear-gradient(var(--bg), var(--bg));
}

.section:nth-child(even) {
  background:
    linear-gradient(180deg, transparent, color-mix(in srgb, var(--panel) 30%, transparent) 50%, transparent),
    repeating-linear-gradient(90deg, color-mix(in srgb, var(--line) 30%, transparent) 0 1px, transparent 1px 64px);
}

.site-header {
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.hero {
  background:
    radial-gradient(600px 320px at 80% 10%, color-mix(in srgb, var(--accent) 14%, transparent), transparent 60%),
    linear-gradient(135deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line);
  clip-path: polygon(0 var(--notch), var(--notch) 0, 100% 0, 100% calc(100% - var(--notch)), calc(100% - var(--notch)) 100%, 0 100%);
  position: relative;
}
.hero::before {
  content: "";
  position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: linear-gradient(var(--accent), var(--accent-2));
  box-shadow: 0 0 18px color-mix(in srgb, var(--accent) 60%, transparent);
}

.hero-title {
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-weight: 800;
  background: linear-gradient(90deg, var(--text), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

h1, h2, h3, .hero-sub { letter-spacing: 0.02em; }
h2, h3 { text-transform: uppercase; font-weight: 700; }

.fact {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 0;
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
}
.fact b { color: var(--accent); text-shadow: 0 0 12px color-mix(in srgb, var(--accent) 45%, transparent); }

.badge {
  background: color-mix(in srgb, var(--accent) 14%, var(--panel));
  border: 1px solid color-mix(in srgb, var(--accent) 40%, var(--line));
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: 0;
}

.card, .feature {
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line);
  border-radius: 0;
  clip-path: polygon(0 var(--notch), var(--notch) 0, 100% 0, 100% calc(100% - var(--notch)), calc(100% - var(--notch)) 100%, 0 100%);
  transition: border-color .2s, box-shadow .2s, transform .2s;
}
.card:hover, .feature:hover {
  border-color: color-mix(in srgb, var(--accent) 55%, var(--line));
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 30%, transparent), 0 0 26px color-mix(in srgb, var(--accent) 20%, transparent);
  transform: translateY(-3px);
}

.feature .icon {
  background: color-mix(in srgb, var(--accent) 12%, var(--panel));
  border: 1px solid color-mix(in srgb, var(--accent) 40%, var(--line));
  color: var(--accent);
  border-radius: 0;
  box-shadow: 0 0 16px color-mix(in srgb, var(--accent) 25%, transparent);
}

.btn {
  border-radius: 0;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
  border: 1px solid var(--line);
  position: relative;
  overflow: hidden;
  transition: box-shadow .2s, transform .15s, border-color .2s;
}
.btn::after {
  content: "";
  position: absolute; top: 0; bottom: 0; left: -40%; width: 30%;
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--accent) 55%, transparent), transparent);
  transform: skewX(-20deg);
  transition: left .5s ease;
}
.btn:hover::after { left: 130%; }
.btn-primary {
  background: var(--accent);
  color: var(--on-accent);
  border-color: var(--accent);
  box-shadow: 0 0 16px color-mix(in srgb, var(--accent) 50%, transparent);
}
.btn-primary:hover { box-shadow: 0 0 26px color-mix(in srgb, var(--accent) 70%, transparent); transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--text); }
.btn-ghost:hover { border-color: var(--accent-2); color: var(--accent-2); }

.tab {
  border-radius: 0;
  border: 1px solid var(--line);
  background: var(--panel);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: all .2s;
}
.tab:hover { border-color: color-mix(in srgb, var(--accent) 50%, var(--line)); }
.tab.active {
  background: var(--accent);
  color: var(--on-accent);
  border-color: var(--accent);
  box-shadow: 0 0 16px color-mix(in srgb, var(--accent) 45%, transparent);
}

.tile {
  border-radius: 0;
  border: 1px solid var(--line);
  background: var(--panel-2);
  clip-path: polygon(0 10px, 10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
  transition: border-color .2s, box-shadow .2s, transform .2s;
}
.tile:hover {
  border-color: var(--accent);
  box-shadow: 0 0 22px color-mix(in srgb, var(--accent) 30%, transparent);
  transform: translateY(-3px);
}
.tile.noimg {
  background: linear-gradient(135deg, var(--panel-2), var(--panel));
}
.tile .gp { color: var(--accent-2); text-transform: uppercase; letter-spacing: 0.06em; }
.tile .nm { color: var(--text); font-weight: 600; }

.article { color: var(--prose); }
.table { border: 1px solid var(--line); }
.table th {
  background: color-mix(in srgb, var(--accent) 14%, var(--panel));
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-bottom: 1px solid var(--line);
}
.table td { border-bottom: 1px solid var(--line); }

.faq-item {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 0;
  clip-path: polygon(0 8px, 8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%);
  transition: border-color .2s;
}
.faq-item:hover { border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); }
.faq-q { font-weight: 700; letter-spacing: 0.02em; text-transform: uppercase; }
.faq-q::after { color: var(--accent); }

.site-footer { border-top: 1px solid var(--line); background: var(--panel); }

::selection { background: color-mix(in srgb, var(--accent) 40%, transparent); color: var(--text); }